1) I'm writing
2) I am not drinking
3) I go
4)I don't go
5) is not reading
6) he is playing
7) Is he playing
8) is working
9) is not working
10)do you work
11) lives
12) does not live
13) are not sleeping
14) play
15) do not go
16) reads
17) does not read
18) is not reading
19) Does your father work
20) Are you playing